X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/bd30fed6d51a05e51fe89175dc1b84c5cfc79262..e9cb0683c0b33d8458c1d9b2558bbeb5d101e680:/stglibs/common.lib/common.cpp?ds=inline

diff --git a/stglibs/common.lib/common.cpp b/stglibs/common.lib/common.cpp
index 37ce079d..763df532 100644
--- a/stglibs/common.lib/common.cpp
+++ b/stglibs/common.lib/common.cpp
@@ -28,35 +28,13 @@
  $Author: faust $
  */
 
-
-/*#include <sys/stat.h>
-#include <fcntl.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <string.h>
-#include <stdio.h>
-#include <iconv.h>
-
-
-#include <stdarg.h>
-
-
+// For old and dub systems
+// Like FreeBSD4
 #include <sys/types.h>
-#include <math.h>
-
-#ifdef WIN32
-#include <sysutils.hpp>
-#else
+#include <sys/time.h>
 #include <unistd.h>
-#include <sys/wait.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <sys/socket.h>
-#endif*/
 
-#ifdef FREE_BSD
-#include <sys/types.h>
-#endif
+#include <sys/select.h>
 
 #ifdef WIN32
 #include <winsock2.h>
@@ -64,6 +42,7 @@
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
+#include <sys/select.h>
 #endif
 
 #include <iconv.h>
@@ -75,13 +54,84 @@
 #include <cerrno>
 #include <cassert>
 
-#include "common.h"
+#include "stg/common.h"
 
 #ifndef INET_ADDRSTRLEN
 #   define INET_ADDRSTRLEN 16
 #endif
 
-using namespace std;
+namespace
+{
+//---------------------------------------------------------------------------
+unsigned char koi2win[] = {
+        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+        0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
+        0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+        0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
+        0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
+        0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
+        0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
+        0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
+        0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+        0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
+        0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
+        0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
+        0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
+        0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
+        0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
+        0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F,
+        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
+        0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F,
+        0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
+        0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F,
+        0xA0, 0xA1, 0xA2, 0xB8, 0xBA, 0xA5, 0xB3, 0xBF,
+        0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xB4, 0xAE, 0xAF,
+        0xB0, 0xB1, 0xB2, 0xA8, 0xAA, 0xB5, 0xB2, 0xAF,
+        0xB8, 0xB9, 0xBA, 0xBB, 0xBC, 0xA5, 0xBE, 0xBF,
+        0xFE, 0xE0, 0xE1, 0xF6, 0xE4, 0xE5, 0xF4, 0xE3,
+        0xF5, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE,
+        0xEF, 0xFF, 0xF0, 0xF1, 0xF2, 0xF3, 0xE6, 0xE2,
+        0xFC, 0xFB, 0xE7, 0xF8, 0xFD, 0xF9, 0xF7, 0xFA,
+        0xDE, 0xC0, 0xC1, 0xD6, 0xC4, 0xC5, 0xD4, 0xC3,
+        0xD5, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE,
+        0xCF, 0xDF, 0xD0, 0xD1, 0xD2, 0xD3, 0xC6, 0xC2,
+        0xDC, 0xDB, 0xC7, 0xD8, 0xDD, 0xD9, 0xD7, 0xDA};
+
+
+unsigned char win2koi[] = {
+        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+        0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
+        0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+        0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
+        0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
+        0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
+        0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
+        0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
+        0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+        0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
+        0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
+        0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
+        0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
+        0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
+        0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
+        0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F,
+        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
+        0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F,
+        0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
+        0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F,
+        0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xBD, 0xA6, 0xA7,
+        0xB3, 0xA9, 0xB4, 0xAB, 0xAC, 0xAD, 0xAE, 0xB7,
+        0xB0, 0xB1, 0xB6, 0xA6, 0xAD, 0xB5, 0xB6, 0xB7,
+        0xA3, 0xB9, 0xA4, 0xBB, 0xBC, 0xBD, 0xBE, 0xA7,
+        0xE1, 0xE2, 0xF7, 0xE7, 0xE4, 0xE5, 0xF6, 0xFA,
+        0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF, 0xF0,
+        0xF2, 0xF3, 0xF4, 0xF5, 0xE6, 0xE8, 0xE3, 0xFE,
+        0xFB, 0xFD, 0xFF, 0xF9, 0xF8, 0xFC, 0xE0, 0xF1,
+        0xC1, 0xC2, 0xD7, 0xC7, 0xC4, 0xC5, 0xD6, 0xDA,
+        0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF, 0xD0,
+        0xD2, 0xD3, 0xD4, 0xD5, 0xC6, 0xC8, 0xC3, 0xDE,
+        0xDB, 0xDD, 0xDF, 0xD9, 0xD8, 0xDC, 0xC0, 0xD1};
+}
 
 #ifdef WIN32
 //-----------------------------------------------------------------------------
@@ -157,7 +207,7 @@ printf("%s", buff);
 return 0;
 }
 //-----------------------------------------------------------------------------
-int strprintf(string * str, const char * fmt, ...)
+int strprintf(std::string * str, const char * fmt, ...)
 {
 char buff[1024];
 
@@ -171,11 +221,13 @@ buff[1023] = 0;
 return n;
 }
 //-----------------------------------------------------------------------------
-const char *IntToKMG(long long a, int stat)
+const char *IntToKMG(int64_t a, int stat)
 {
-static int64_t M = 1024*1024;
-static int64_t G = 1024*1024*1024;
+static const double K = 1024;
+static const double M = 1024 * 1024;
+static const double G = 1024 * 1024 * 1024;
 static char str[30];
+double value = a;
 
 switch (stat)
     {
@@ -187,108 +239,39 @@ switch (stat)
         #endif
         break;
     case ST_KB:
-        sprintf(str, "%.2f kb", double(a)/1024.0);
+        sprintf(str, "%.2f kb", value / K);
         break;
     case ST_MB:
-        sprintf(str, "%.2f Mb", double(a)/(1024.0*1024.0));
+        sprintf(str, "%.2f Mb", value / M);
         break;
     default:
         if (a > G)
             {
-            sprintf(str, "%.2f Gb", double(a)/double(G));
+            sprintf(str, "%.2f Gb", value / G);
             return &str[0];
             }
         if (a < -G)
             {
-            sprintf(str, "%.2f Gb", double(a)/double(G));
+            sprintf(str, "%.2f Gb", value / G);
             return &str[0];
             }
         if (a > M)
             {
-            sprintf(str, "%.2f Mb", double(a)/double(M));
+            sprintf(str, "%.2f Mb", value / M);
             return &str[0];
             }
         if (a < -M)
             {
-            sprintf(str, "%.2f Mb", double(a)/double(M));
+            sprintf(str, "%.2f Mb", value / M);
             return &str[0];
             }
 
-        sprintf(str, "%.2f kb", double(a)/1024.0);
+        sprintf(str, "%.2f kb", value / K);
         break;
     }
 return str;
 }
 //---------------------------------------------------------------------------
-unsigned char koi2win[] = {
-        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
-        0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
-        0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
-        0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
-        0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
-        0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
-        0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
-        0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
-        0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
-        0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
-        0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
-        0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
-        0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
-        0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
-        0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
-        0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F,
-        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
-        0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F,
-        0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
-        0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F,
-        0xA0, 0xA1, 0xA2, 0xB8, 0xBA, 0xA5, 0xB3, 0xBF,
-        0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xB4, 0xAE, 0xAF,
-        0xB0, 0xB1, 0xB2, 0xA8, 0xAA, 0xB5, 0xB2, 0xAF,
-        0xB8, 0xB9, 0xBA, 0xBB, 0xBC, 0xA5, 0xBE, 0xBF,
-        0xFE, 0xE0, 0xE1, 0xF6, 0xE4, 0xE5, 0xF4, 0xE3,
-        0xF5, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE,
-        0xEF, 0xFF, 0xF0, 0xF1, 0xF2, 0xF3, 0xE6, 0xE2,
-        0xFC, 0xFB, 0xE7, 0xF8, 0xFD, 0xF9, 0xF7, 0xFA,
-        0xDE, 0xC0, 0xC1, 0xD6, 0xC4, 0xC5, 0xD4, 0xC3,
-        0xD5, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE,
-        0xCF, 0xDF, 0xD0, 0xD1, 0xD2, 0xD3, 0xC6, 0xC2,
-        0xDC, 0xDB, 0xC7, 0xD8, 0xDD, 0xD9, 0xD7, 0xDA};
-
-
-unsigned char win2koi[] = {
-        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
-        0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
-        0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
-        0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
-        0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
-        0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
-        0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
-        0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
-        0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
-        0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
-        0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
-        0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
-        0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
-        0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
-        0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
-        0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F,
-        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
-        0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F,
-        0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
-        0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F,
-        0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xBD, 0xA6, 0xA7,
-        0xB3, 0xA9, 0xB4, 0xAB, 0xAC, 0xAD, 0xAE, 0xB7,
-        0xB0, 0xB1, 0xB6, 0xA6, 0xAD, 0xB5, 0xB6, 0xB7,
-        0xA3, 0xB9, 0xA4, 0xBB, 0xBC, 0xBD, 0xBE, 0xA7,
-        0xE1, 0xE2, 0xF7, 0xE7, 0xE4, 0xE5, 0xF6, 0xFA,
-        0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF, 0xF0,
-        0xF2, 0xF3, 0xF4, 0xF5, 0xE6, 0xE8, 0xE3, 0xFE,
-        0xFB, 0xFD, 0xFF, 0xF9, 0xF8, 0xFC, 0xE0, 0xF1,
-        0xC1, 0xC2, 0xD7, 0xC7, 0xC4, 0xC5, 0xD6, 0xDA,
-        0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF, 0xD0,
-        0xD2, 0xD3, 0xD4, 0xD5, 0xC6, 0xC8, 0xC3, 0xDE,
-        0xDB, 0xDD, 0xDF, 0xD9, 0xD8, 0xDC, 0xC0, 0xD1};
-//---------------------------------------------------------------------------
 void KOIToWin(const char * s1, char * s2, int l)
 {
 unsigned char t;
@@ -315,7 +298,7 @@ for (int j = 0; j < l; j++)
     }
 }
 //---------------------------------------------------------------------------
-void KOIToWin(const string & s1, string * s2)
+void KOIToWin(const std::string & s1, std::string * s2)
 {
 s2->erase(s2->begin(), s2->end());
 unsigned char t;
@@ -327,7 +310,7 @@ for (int j = 0; j < (int)s1.length(); j++)
     }
 }
 //---------------------------------------------------------------------------
-void WinToKOI(const string & s1, string * s2)
+void WinToKOI(const std::string & s1, std::string * s2)
 {
 s2->erase(s2->begin(), s2->end());
 unsigned char t;
@@ -339,7 +322,7 @@ for (int j = 0; j < (int)s1.length(); j++)
     }
 }
 //---------------------------------------------------------------------------
-void Encode12str(string & dst, const string & src)
+void Encode12str(std::string & dst, const std::string & src)
 {
 dst.erase(dst.begin(), dst.end());
 for (size_t i = 0; i < src.length(); i++)
@@ -360,7 +343,7 @@ for (size_t i = 0; i < src.length() / 2; i++)
     c1 -= 'a';
     c2 -= 'a';
 
-    dst.push_back(c1 + (c2 << 4));
+    dst.push_back(static_cast<char>(c1 + (c2 << 4)));
     }
 }
 //---------------------------------------------------------------------------
@@ -368,12 +351,6 @@ void Encode12(char * dst, const char * src, size_t srcLen)
 {
 for (size_t i = 0; i <= srcLen; i++)
     {
-    if (src[i] == 0)
-        {
-        dst[i * 2] = 'a';
-        dst[i * 2 + 1] = 'a';
-        break;
-        }
     char c1 = src[i] & 0x0f;
     char c2 = (src[i] & 0xf0) >> 4;
 
@@ -399,7 +376,7 @@ for (size_t i = 0; ; i++)
     c1 -= 'a';
     c2 -= 'a';
 
-    dst[i] = c1 + (c2 << 4);
+    dst[i] = static_cast<char>(c1 + (c2 << 4));
     }
 dst[strlen(src) / 2] = 0;
 }
@@ -637,7 +614,7 @@ if (msk == 0) return 0;
 return htonl(0xFFffFFff << (32 - msk));
 }
 //---------------------------------------------------------------------------
-void TouchFile(const string & fileName)
+void TouchFile(const std::string & fileName)
 {
 FILE * f = fopen(fileName.c_str(), "w");
 if (f)
@@ -716,28 +693,28 @@ strcpy(str, strdc);
 #endif //WIN32
 void SwapBytes(uint16_t & value)
 {
-    value = (value >> 8) |
-            (value << 8);
+    value = static_cast<uint16_t>((value >> 8) |
+                                  (value << 8));
 }
 //---------------------------------------------------------------------------
 void SwapBytes(uint32_t & value)
 {
-    value = (value >> 24) |
-            ((value << 8) &  0x00FF0000L)|
-            ((value >> 8) &  0x0000FF00L)|
-            (value << 24);
+    value = static_cast<uint32_t>((value >> 24) |
+                                  ((value << 8) &  0x00FF0000L) |
+                                  ((value >> 8) &  0x0000FF00L) |
+                                  (value << 24));
 }
 //---------------------------------------------------------------------------
 void SwapBytes(uint64_t & value)
 {
-    value = (value >> 56) |
-            ((value << 40) & 0x00FF000000000000LL) |
-            ((value << 24) & 0x0000FF0000000000LL) |
-            ((value << 8)  & 0x000000FF00000000LL) |
-            ((value >> 8)  & 0x00000000FF000000LL) |
-            ((value >> 24) & 0x0000000000FF0000LL) |
-            ((value >> 40) & 0x000000000000FF00LL) |
-            (value << 56);
+    value = static_cast<uint64_t>((value >> 56) |
+                                  ((value << 40) & 0x00FF000000000000LL) |
+                                  ((value << 24) & 0x0000FF0000000000LL) |
+                                  ((value << 8)  & 0x000000FF00000000LL) |
+                                  ((value >> 8)  & 0x00000000FF000000LL) |
+                                  ((value >> 24) & 0x0000000000FF0000LL) |
+                                  ((value >> 40) & 0x000000000000FF00LL) |
+                                  (value << 56));
 }
 //---------------------------------------------------------------------------
 void SwapBytes(int16_t & value)
@@ -761,29 +738,9 @@ void SwapBytes(int64_t & value)
     value = temp;
 }
 //---------------------------------------------------------------------------
-int str2x(const std::string & str, int & x)
-{
-x = strtol(str.c_str(), NULL, 10);
-
-if (errno == ERANGE)
-    return -1;
-
-return 0;
-}
-//---------------------------------------------------------------------------
-int str2x(const std::string & str, unsigned & x)
-{
-x = strtoul(str.c_str(), NULL, 10);
-
-if (errno == ERANGE)
-    return -1;
-
-return 0;
-}
-//---------------------------------------------------------------------------
-int str2x(const std::string & str, long & x)
+int str2x(const std::string & str, int32_t & x)
 {
-x = strtol(str.c_str(), NULL, 10);
+x = static_cast<int32_t>(strtol(str.c_str(), NULL, 10));
 
 if (errno == ERANGE)
     return -1;
@@ -791,9 +748,9 @@ if (errno == ERANGE)
 return 0;
 }
 //---------------------------------------------------------------------------
-int str2x(const std::string & str, unsigned long & x)
+int str2x(const std::string & str, uint32_t & x)
 {
-x = strtoul(str.c_str(), NULL, 10);
+x = static_cast<uint32_t>(strtoul(str.c_str(), NULL, 10));
 
 if (errno == ERANGE)
     return -1;
@@ -802,7 +759,7 @@ return 0;
 }
 #ifndef WIN32
 //---------------------------------------------------------------------------
-int str2x(const std::string & str, long long & x)
+int str2x(const std::string & str, int64_t & x)
 {
 x = strtoll(str.c_str(), NULL, 10);
 
@@ -812,7 +769,7 @@ if (errno == ERANGE)
 return 0;
 }
 //---------------------------------------------------------------------------
-int str2x(const std::string & str, unsigned long long & x)
+int str2x(const std::string & str, uint64_t & x)
 {
 x = strtoull(str.c_str(), NULL, 10);
 
@@ -823,17 +780,12 @@ return 0;
 }
 #endif
 //---------------------------------------------------------------------------
-const std::string & x2str(unsigned x, std::string & s)
+const std::string & x2str(uint32_t x, std::string & s)
 {
 return unsigned2str(x, s);
 }
 //---------------------------------------------------------------------------
-const std::string & x2str(unsigned long x, std::string & s)
-{
-return unsigned2str(x, s);
-}
-//---------------------------------------------------------------------------
-const std::string & x2str(unsigned long long x, std::string & s)
+const std::string & x2str(uint64_t x, std::string & s)
 {
 return unsigned2str(x, s);
 }
@@ -867,6 +819,22 @@ std::string & Trim(std::string & val)
 return TrimR(TrimL(val));
 }
 //---------------------------------------------------------------------------
+std::string ToLower(const std::string & value)
+{
+    std::string res;
+    for (std::string::size_type pos = 0; pos < value.length(); ++pos)
+        res += tolower(value[pos]);
+    return res;
+}
+//---------------------------------------------------------------------------
+std::string ToUpper(const std::string & value)
+{
+    std::string res;
+    for (std::string::size_type pos = 0; pos < value.length(); ++pos)
+        res += toupper(value[pos]);
+    return res;
+}
+//---------------------------------------------------------------------------
 #ifdef WIN32
 static int is_leap(unsigned y)
 {
@@ -984,4 +952,81 @@ delete[] inBuf;
 
 return dst;
 }
-//---------------------------------------------------------------------------
+
+int ParseYesNo(const std::string & str, bool * val)
+{
+if (0 == strncasecmp(str.c_str(), "yes", 3))
+    {
+    *val = true;
+    return 0;
+    }
+
+if (0 == strncasecmp(str.c_str(), "no", 2))
+    {
+    *val = false;
+    return 0;
+    }
+
+return -1;
+}
+
+int ParseInt(const std::string & str, int * val)
+{
+if (str2x<int>(str, *val))
+    return -1;
+return 0;
+}
+
+int ParseUnsigned(const std::string & str, unsigned * val)
+{
+if (str2x<unsigned>(str, *val))
+    return -1;
+return 0;
+}
+
+int ParseIntInRange(const std::string & str, int min, int max, int * val)
+{
+if (ParseInt(str, val) != 0)
+    return -1;
+
+if (*val < min || *val > max)
+    return -1;
+
+return 0;
+}
+
+int ParseUnsignedInRange(const std::string & str, unsigned min,
+                         unsigned max, unsigned * val)
+{
+if (ParseUnsigned(str, val) != 0)
+    return -1;
+
+if (*val < min || *val > max)
+    return -1;
+
+return 0;
+}
+
+bool WaitPackets(int sd)
+{
+fd_set rfds;
+FD_ZERO(&rfds);
+FD_SET(sd, &rfds);
+
+struct timeval tv;
+tv.tv_sec = 0;
+tv.tv_usec = 500000;
+
+int res = select(sd + 1, &rfds, NULL, NULL, &tv);
+if (res == -1) // Error
+    {
+    if (errno != EINTR)
+        printfd(__FILE__, "Error on select: '%s'\n", strerror(errno));
+    return false;
+    }
+
+if (res == 0) // Timeout
+    return false;
+
+return true;
+}